15996840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1223}}^1$

素因数の和:1346

約数の個数: 64

約数和(自身を含む): 48470400

約数和(自身を除く): 32473560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 545, 654, 872, 1090, 1223, 1308, 1635, 2180, 2446, 2616, 3270, 3669, 4360, 4892, 6115, 6540, 7338, 9784, 12230, 13080, 14676, 18345, 24460, 29352, 36690, 48920, 73380, 133307, 146760, 266614, 399921, 533228, 666535, 799842, 1066456, 1333070, 1599684, 1999605, 2666140, 3199368, 3999210, 5332280, 7998420, 15996840]

約数ペア:

[(1, 15996840), (2, 7998420), (3, 5332280), (4, 3999210), (5, 3199368), (6, 2666140), (8, 1999605), (10, 1599684), (12, 1333070), (15, 1066456), (20, 799842), (24, 666535), (30, 533228), (40, 399921), (60, 266614), (109, 146760), (120, 133307), (218, 73380), (327, 48920), (436, 36690), (545, 29352), (654, 24460), (872, 18345), (1090, 14676), (1223, 13080), (1308, 12230), (1635, 9784), (2180, 7338), (2446, 6540), (2616, 6115), (3270, 4892), (3669, 4360)]